John Jennings has seen concerts during 20 years.

Year   Concerts Seen  
2024 2 concerts
2023 12 concerts
2022 14 concerts
2021 1 concert
2019 4 concerts
2018 1 concert
2017 1 concert
2016 5 concerts
2015 2 concerts
2014 1 concert
2012 3 concerts
2011 4 concerts
2010 4 concerts
2008 2 concerts
2007 1 concert
2005 2 concerts
2004 8 concerts
2003 3 concerts
2002 5 concerts
2001 2 concerts